books.google.com.au - Successful water management is crucial for the proper operation of natural environmental systems and for the support of human society. These two aspects are interdependent, but decisions about one are often made without regard to effects upon the other. A persistent challenge is to consider them together....http://books.google.com.au/books/about/Water_for_Life.html?id=ETm2y5LOppAC&utm_source=gb-gplus-shareWater for Life